709398488423 has 2 divisors, whose sum is σ = 709398488424. Its totient is φ = 709398488422.

The previous prime is 709398488353. The next prime is 709398488429. The reversal of 709398488423 is 324884893907.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-709398488423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 709398488423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (709398488429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 354699244211 + 354699244212.

It is an arithmetic number, because the mean of its divisors is an integer number (354699244212).

Almost surely, 2^709398488423 is an apocalyptic number.

709398488423 is a deficient number, since it is larger than the sum of its proper divisors (1).

709398488423 is an equidigital number, since it uses as much as digits as its factorization.

709398488423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 83607552, while the sum is 65.

The spelling of 709398488423 in words is "seven hundred nine billion, three hundred ninety-eight million, four hundred eighty-eight thousand, four hundred twenty-three".